Atheta annexa
Casey, 1910
Atheta annexa is a of rove beetle in the Staphylinidae, first described by Thomas L. Casey in 1910. It belongs to the large and diverse Atheta within the Aleocharinae. The species has been documented across eastern North America, with records from Canada and the United States.

Pronunciation
How to pronounce Atheta annexa: /æˈθiː.tə æˈnɛk.sə/
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Distribution
Eastern North America. Canada: New Brunswick, Newfoundland and Labrador, Nova Scotia, Ontario, Quebec. United States: Alabama, Florida, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Missouri, Mississippi, North Carolina, New York, Ohio, Tennessee, Virginia, Wisconsin, West Virginia.
More Details
Taxonomic history
Described by American entomologist Thomas Lincoln Casey Jr. in 1910, a prolific describer of North American beetles during the late 19th and early 20th centuries.
Observation records
As of the latest data, the has been documented in 4 observations on iNaturalist, indicating it is infrequently encountered or underreported by citizen scientists.